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The RENAME COLUMN clause is an option on the ALTER TABLE statement. You can rename an existing column in a base table to a new name without losing stored data or affecting any privileges or label-based access control (LBAC) policies that are associated with the table.
In this tutorial, you will learn how to use the Db2 RENAME TABLE statement to change the name of a table to the new one.
8 Μαρ 2019 · Use an ALTER TABLE statement. ALTER TABLE G31.TG31PDIX RENAME COLUMN RECORD_KEY TO RECORD_KEYY; This will only work if you use a version of DB2 that supports this feature. An older version might be out of luck. I'm not sure when they added it, but it was after 2004.
Changing column names online using the ALTER TABLE operation To rename a column in earlier versions of DB2, we used to recreate the table with a new column name and then insert the data from the earlier table on to a newly created table.
To rename a column in a table, use the following syntax: ALTER TABLE table_name. RENAME COLUMN old_name to new_name; To rename a column in a table in SQL Server, use the following syntax: SQL Server: EXEC sp_rename 'table_name.old_name', 'new_name', 'COLUMN';
The RENAME TABLE statement returns an error if the target table is referenced in a view definition or an SQL table function, unless the RENAMETABLE subsystem parameter is set to ALLOW_DEP_VIEW_SQLTUDF.
6 Μαρ 2023 · DB2 rename table statement is used to change the existing table’s name in DB2 Relational Database Management System. We can use the rename table function only when the table satisfies certain conditions.
